A pair of compasses.
Circles have infinitely many arcs, not just 3.
They are arcs of congruent circles.
Compass
Semi-circles
A compass.
A compass.
A compass
Use a compass.
A compass
A compass
A pair of compasses.
Compass compass compass
compass
pie .
A compass is mainly used to draw perfect circles, but it can also be used to draw arcs of different sizes.
A pair of compasses are use to construct circles and arcs of circles